unit_config.json

{
    "listeners": {
        "*:8062": {            
            "pass": "routes"
        }
    },
    "routes": [
        {
            "match": {
                "uri": "/api/*"
            },
            "action": {                
                "pass": "applications/fastapi"
            }
        },
        {
            "match": {
                "uri": "*"
            },
            "action": {
                "share": ["/frontend$uri","/frontend/index.html"],
                "index": "index.html",
                "response_headers": {
                    "Cross-Origin-Embedder-Policy": "require-corp",
                    "Cross-Origin-Opener-Policy": "same-origin",
                    "Cross-Origin-Resource-Policy": "same-origin",
                    "Permissions-Policy": "interest-cohort=()"
                }
            }
        }

    ],
    "applications": {
        "fastapi": {
            "type": "python 3.11",
            "module": "asgi",     
            "home": "/opt/venv",       
            "path": "/app",
            "callable": "app"
        }
    }
}